Originally Posted by NormK
I oil all the 4 stroke cables but they are easy, I just slip a piece of 1/4 inch clear plastic tube about 40mm long onto the end of the cable and fill it with oil and you can see when the oil has gone down and you can then top it up. Not so easy with the self propelled cable but you can do something similar

I had never thought of that - will definitely do it next time thanks